Autonomous systems expert Raffaello D'Andrea develops flying machines, and his latest projects are pushing the boundaries of autonomous flight.
Explicit language - News Blooper from 4/21/13
Moto3 rider Niklas Ajo crosses finish line on his knees to prevent crash.
Tone generator, a wave driver (speaker) and a metal plate attached to a speaker. First add sand to the plate then begin playing a tone. Certain frequencies vibrate the metal plate in such a way that it creates areas where there is no vibration.